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COMCOM
2008
69views more  COMCOM 2008»
13 years 4 months ago
Two layer Denial of Service prevention on SIP VoIP infrastructures
Sven Ehlert, Ge Zhang, Dimitris Geneiatakis, Georg...
IEEEARES
2009
IEEE
13 years 11 months ago
Revealing the Calling History of SIP VoIP Systems by Timing Attacks
Many emergent security threats which did not exist in the traditional telephony network are introduced in SIP VoIP services. To provide high-level security assurance to SIP VoIP s...
Ge Zhang, Simone Fischer-Hübner, Leonardo A. ...